Laxities
松弛( laxity的名词复数 )；散漫；（肠的）松动；泻肚
🗣️ 情景例句
Play it cool.
做事要冷静。
To worry about tomorrow is to be unhappy today.
担心明天，今天就不愉快了。
and we know something of the great variety of the sea bed's topography.
而且我们对海底地形的千变万化也有了一定的了解。